Doctor profile · Federal record

Dr. Leon Nowierski, M.D.

Dermatology Physician (CMS: Dermatology) · Mohs-Micrographic Surgery Physician · Procedural Dermatology Physician · Boise, ID

  • NPI 1376610048
  • MIPS 0.0 / 100 · 2023
  • 51 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
100 Warm Springs Ave, Suite A
Boise, ID 837126243
(208) 343-5910
fax (208) 384-8562
Additional location
500 W Fort St, # 111
Boise, ID 83702
(208) 422-1000
fax (208) 422-1319

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
August 26, 2022
Year of graduation
1975 — 51 yrs since
Specialty taxonomy
207N00000X — NUCC code
State license (1)
Idaho #M4341
Medicaid
ID #002586300

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1376610048. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,534
Distinct HCPCS
10
Medicare allowed
$80,020
HCPCS Description Services Patients Avg allowed
99212 Established patient office or other outpatient visit, 10-19 minutes 485 277 $49
17003 Destruction of precancer skin growth, 2-14 growths 432 120 $6
17000 Destruction of precancer skin growth, 1 growth 250 179 $51
99213 Established patient office or other outpatient visit, 20-29 minutes 122 109 $79
17110 Destruction of skin growth, 1-14 growths 101 88 $93
99202 New patient office or other outpatient visit, 15-29 minutes 36 36 $63
11102 Biopsy of related skin growth, first growth 35 31 $76
11602 Removal of cancer skin growth of body, arms, or legs, 1.1-2.0 cm 26 16 $196
99203 New patient office or other outpatient visit, 30-44 minutes 20 20 $98
11601 Removal of cancer skin growth of body, arms, or legs, 0.6-1.0 cm 14 12 $184

In context: peer comparison

Among 5 peers in this city , average services per provider: 133. This provider delivers 12× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
395
Patients
198
Total drug cost
$9,748
Drug Type Claims Patients Total cost
Mupirocin Generic 111 72 $928
Doxycycline Hyclate Generic 97 52 $4,063
Triamcinolone Acetonide Generic 73 41 $763
Clobetasol Propionate Generic 42 22 $2,103
Valacyclovir (Valacyclovir Hcl) Brand 24 11 $632
Doxycycline Monohydrate Generic 13 0 $496
Finasteride Generic 12 0 $90
Metronidazole Generic 12 0 $524
Imiquimod Generic 11 0 $150

Frequently asked questions

Auto-generated from federal data
What is Dr. Leon Nowierski's medical specialty?
Dr. Leon Nowierski practices Dermatology Physician in Boise, ID.
Where does Dr. Leon Nowierski practice?
Dr. Leon Nowierski practices at 100 Warm Springs Ave, Boise, ID 837126243. Office phone: 2083435910.
What is Dr. Leon Nowierski's NPI?
Dr. Leon Nowierski's National Provider Identifier (NPI) is 1376610048, issued by NPPES.
Does Dr. Leon Nowierski accept Medicare assignment?
Dr. Leon Nowierski does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Leon Nowierski commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99212); Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Destruction of precancer skin growth, 1 growth (HCPCS 17000). Source: CMS Medicare Physician & Other Practitioners file.